<template>
  <div id="app">
    <!-- header 头部 -->
    <mt-header fixed title="前端30期">
      <router-link to="/" slot="left">
        <mt-button icon="back">返回</mt-button>
      </router-link>
    </mt-header>
    <!-- 中间区域 -->
    <transition name="action">
      <router-view />
    </transition>
    <!-- 底部 -->
    <nav class="mui-bar mui-bar-tab">
      <router-link class="mui-tab-lib" to="/home">
        <span class="mui-icon mui-icon-home"></span>
        <span class="mui-tab-label">首页</span>
      </router-link>
      <router-link class="mui-tab-lib" to="/vip">
        <span class="mui-icon mui-icon-contact"></span>
        <span class="mui-tab-label">会员</span>
      </router-link>
      <router-link class="mui-tab-lib" to="/shopcar">
        <span class="mui-icon mui-icon-extra mui-icon-extra-cart">
          <span class="mui-badge" id="badge">0</span>
        </span>
        <span class="mui-tab-label">购物车</span>
      </router-link>

      <router-link class="mui-tab-lib" to="/search">
        <span class="mui-icon mui-icon-search"></span>
        <span class="mui-tab-label">搜索</span>
      </router-link>
    </nav>
  </div>
</template>

<script>
export default {
  name: "App"
};
</script>
<style lang="scss" scoped >
* {
  touch-action: pan-y;
}
#app {
  // 隐藏溢出的头部和底部
  overflow: hidden;
  padding-top: 40px;
  padding-bottom: 50px;
}
.action-enter {
  opacity: 0;
  // 进入向右
  transform: translateX(100%);
}
.action-leave-to {
  opacity: 0;
  // 离开时向左
  transform: translateX(-100%);
  // 离开时不占位置
  position: absolute;
}
.action-enter-active,
.action-leave-active {
  transition: all 0.4s ease;
}

.mui-bar-tab .mui-tab-lib.mui-active {
  color: #007aff;
}

.mui-bar-tab .mui-tab-lib {
  display: table-cell;
  overflow: hidden;
  width: 1%;
  height: 50px;
  text-align: center;
  vertical-align: middle;
  white-space: nowrap;
  text-overflow: ellipsis;
  color: #929292;
}

.mui-bar-tab .mui-tab-lib .mui-icon {
  top: 3px;
  width: 24px;
  height: 24px;
  padding-top: 0;
  padding-bottom: 0;
}

.mui-bar-tab .mui-tab-lib .mui-icon ~ .mui-tab-label {
  font-size: 11px;
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
}
</style>



